Components of cpu and their functions pdf files

The cpu made with different small unit like flag, register, etc. What are the four basic functions of a computer system. The comparisons will, however, give an insight to each of the fundamental electronic components used in every electronic product. Purpose and function of the cpu supporting the gcse in. As figure 1 shows, the central processing unit consists of two parts.

Quite simply, computer hardware is the physical components that a computer. Components of cpu and its role with function of control. Identifying specialized input devices game controllers digital cameras. File extensions indicate the file format or file type. While the term computer can apply to virtually any device that has a microprocessor in it, most people think of a computer as a device that receives input from the user through a mouse or keyboard, processes it in some fashion and displays the result on a screen.

A desktop case lies flat on a desk, and the monitor usually sits on top of it. It determines how fast your computer will run and is measured by its mhz speed. Cpu registers and their functions registers are arguably the most important components of cpu. The central processing unit cpu is considered the brains of a computer. The five elements of a computer system are datapath, control, memory, input and output. Whatever exam you used to study computer has become an important part in their life. The first is the arithmetic logic unit alu, which performs simple arithmetic and logical operations.

The cpu has two components which are responsible for different functions. It stores data, intermediate results, and instructions program. Second is the control unit cu, which manages the various components of the computer. At a fundamental level, computers operate through these four functions. Show the various parts of a computer and explain their functions. Thus a 600 mhz pentium is much faster than say a 400 mhz pentium cpu. It must be understood that the mechanical circuits would operate much slower than their electronic counterparts and onetoone correlation can never be achieved. Peripherals are devices that connect to the system unit and is controlled by the processor in the computer.

The operating system is responsible for the following activities in connections with file management. What are the functions of all the parts of a computer. Parts of a computer class iii, iv and v thinking of. Demonstrate the function of each part of the computer. It is just like brain that takes all major decisions, makes all sorts of calculations and directs different parts of the computer functions by. This function is separated into four functions or steps for every operation. List of computer file extensions and their meaning. Electronic components function depends on type and need of the circuit. The processors function is to control the activities of the computer system. Commonly, files represent programs both source and object forms and data. Pdf parts and functions of motherboard raymond black. The front of the case usually has an onoff button and one or more optical drives computer cases come in different shapes and sizes. The cpu central processing unit or processor is responsible for processing all.

Purpose and function of the cpu teachers notes time min activity further notes 10 props. Related terms are defined and basic computer functions are explained. File management a file is a collection of related information defined by its creator. Cpu performs all types of data processing operations. If a computer is not available, draw a diagram on the blackboard or distribute pictures. Different computers are assembled differently, so it varies somewhat from one computer to another. The auxiliary port can function similarly to a console port, and can be accessed using a rollover cable. Are the major systems that this brain uses to control the rest of the computer. Still and video scanners graphics tablets bar code reader radio frequency idrfid touch screen. The alu and the cu of a computer system are jointly known as the central processing unit. All five of these elements work together to allow the computer to function properly. What are the different internal parts of a cpu and their functions. A brief description of most important cpu s registers and their functions are given below.

I will give you the basic parts of a standard desktop computer. Each component of the computer does its part to ensure that the whole computer functions correctly. Central processing unit is the brain of your computer, the more powerful it is, the better the performance and the. Nvram is nonvolatile, thus its contents will survive a powercycle. Regarding computing power, the cpu is the most important element of a computer system. A computer system consists of mainly four basic units. Central processing unit cpu a cpu is brain of a computer. Functions of cpu varies from data processing to controlling inputoutput devices. As the instructions become more complicated for example, creating a 3d animation or editing a video file, we demand more from the cpu. You may call cpu as the brain of any computer system.

Functions and components of the central processing unit cpu. Typically the hard disk or flash disk is formatted with a file system which. These electronic components are basic electronic parts packaged in a discrete form with two or. In this article, you will find a detail explanation of the main cpu components. It is used either of the way components of computer pdf file download here, it is very useful for bank computer knowledge section. The central processing unit cpu is the main chip in a computer. The input and the output elements of a computer are the elements with which end users interact. While the term computer can apply to almost any device that has a microprocessor in it, most people think of a computer as a device that receives input from the user through a mouse or keyboard, processes it in some fashion and displays the result on a screen. The computer case is the metal and plastic box that contains the main components of the computer, including the motherboard, central processing unit cpu, and power supply. Computer components any kind of computers consists of hardware and software.

Partition the hard disk to make hard disk recognizable by the system as drive c, drive d and more. Show the students the location components such as the memory, video and sound cards etc. Any digital computer carries out five functions in gross terms. Hardware refers the physical parts of the computer, and software refers to the. File extensions consist of three or four characters, although in rare cases it could be two. Explained main components of cpu and their functions.

The term computer hardware refers to the physical components of a computer, namely keyboard, monitor, mouse, and printer, including the digital circuitry. Modems, disk drives, printers, scanners, keyboards. Each and every instruction no matter how complex or simple, it has to go through the cpu. It controls the operation of all parts of the computer. What are the different internal parts of a cpu and their. Case or tower this is the plastic box that contains the computer. Some of these are the hard drive, motherboard and the processor chip cpu.

These buses allow data to travel between the various components that comprise a computer. Computer literacy part 3 computer types and functions. Cpu registers and their functions cpu registers and. Some programs you use may instruct you to use these keys. The keyboard and its parts grade 1 lesson 4 damascus educational center of scholars.

Computer cpucentral processing unit tutorialspoint. Central processing unit further includes arithmetic logic unit and control unit, as shown in the figure a computer performs five major operations or functions irrespective of. Introduce the key components of a computer system hardware, software, data. Housed in the case, you will find the floppy drive, cd rom drive, and the main components of the computer. Either you will be applying online with the help of computer or attend the exam online or study the material through system. Components of a central processing unit cpu the central processing unit cpu, the brain of a computer, is a piece of hardware that carries out the instructions of a computer program. A motherboard is also known as the system board or the main board. Above a fancooled heat sink on the processor of a pc. These elements include input devices such as keyboards, mice and external drives. Building pc by put component together and trouble shoot. In a smart programmable device, only the cpu performs the main task to complete the aim of that device.

Although a computer can function only when both hardware and software are. Indicate the microprocessor and heat sink and explain that this is responsible for controlling all of the. Files are clumps of computer data stored somewhere in your computer. Other functions of the memory controller include a series of tasks that include. The system unit system unit is case that has electronic components of the computer used to process data. In a human body, all major decisions are taken by the brain and the other parts of the body function as directed by the brain. Regarding computing power, the cpu is the most important element of a computer. Computer component and their functions identifying specialized inputoutput devices. Document a file you create, as opposed to the application that. The cpu central processing unit is normally an intel pentium or equivalent and it is one of the most important components within your computer. A motherboard or also know as system board, is the main circuit board of the system. Block diagram of computer and explain its various components. Gerbing school of business administration portland state university computer components central processing unit cpu characteristics other components of a computer analogue vs.

Internal components the motherboard is the main printed circuit board and contains the buses, or electrical pathways, found in a computer. If the ios cannot find a startupconfig file in nvram. This register holds the address in memory where cpu wants to read or write data. Five basic components of computer system bytenotes. Cpu is the main part or brain of any programmable device such as computer, laptop, smartphones, etc. Computer hardware is an integral part embedded in all modern day automobiles, microwave ovens, electrocardiograph machines, compact disc players, and other devices. Central processing unit cpu consists of the following features. Cpu or central processing unit is the brain of the computer system. Every operation that is carried out, including key strokes, opening and closing programs, and saving files, is carried out by the cpu. This internal component is inserted directly into a socket on the motherboard. The control unit and the arithmetic and logic unit of a computer system are jointly known as the central processing unit cpu.